66-77-3

Name 1-Naphthaldehyde
CAS 66-77-3
EINECS(EC#) 200-633-4
Molecular Formula C11H8O
MDL Number MFCD00004003
Molecular Weight 156.18
MOL File 66-77-3.mol
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Chemical Properties

Appearance Yellow liquid
Melting point  1-2 °C (lit.)
Boiling point  160-161 °C/15 mmHg (lit.)
density  1.15 g/mL at 25 °C(lit.)
vapor density  >1 (vs air)
refractive index  n20/D 1.652(lit.)
Fp  >230 °F
storage temp.  Keep in dark place,Sealed in dry,Room Temperature
solubility  <1g/l
form  Liquid
color  Clear yellow to dark yellow-brown
Specific Gravity 1.15
PH 7 (< 1g/l, H2O, 20℃)
Water Solubility  Soluble in ethanol, ether, acetone, benzene. Insoluble in water.
Sensitive  Air Sensitive
BRN  386082
InChI 1S/C11H8O/c12-8-10-6-3-5-9-4-1-2-7-11(9)10/h1-8H
InChIKey SQAINHDHICKHLX-UHFFFAOYSA-N
SMILES [H]C(=O)c1cccc2ccccc12
CAS DataBase Reference 66-77-3(CAS DataBase Reference)
NIST Chemistry Reference 1-Naphthalenecarboxaldehyde(66-77-3)
EPA Substance Registry System 66-77-3(EPA Substance)
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Safety Data

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302
Precautionary statements  P264-P270-P301+P312-P501
Hazard Codes  Xn,Xi
Risk Statements 
R22:Harmful if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
Safety Statements 
S37/39:Wear suitable gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S24/25:Avoid contact with skin and eyes .
S36/37:Wear suitable protective clothing and gloves .
S23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer) .
S36:Wear suitable protective clothing .
RIDADR  3082
WGK Germany  3
RTECS  QJ0190000
TSCA  Yes
PackingGroup  III
HS Code  29122900
Storage Class 10 - Combustible liquids
Hazard Classifications Acute Tox. 4 Oral

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